On Fri, 28 Feb 2025 21:06:54 +0100, Nicolas Frattaroli wrote: > Several Rockchip SoCs, such as the RK3576, can store calibration trim > data for thermal sensors in OTP cells. This capability should be > documented. > > Such a rockchip thermal sensor may reference cell handles that store > both a chip-wide trim for all the sensors, as well as cell handles > for each individual sensor channel pointing to that specific sensor's > trim value. > > Additionally, the thermal sensor may optionally reference cells which > store the base in terms of degrees celsius and decicelsius that the trim > is relative to. > > Each SoC that implements this appears to have a slightly different > combination of chip-wide trim, base, base fractional part and > per-channel trim, so which ones do which is documented in the bindings. > > Signed-off-by: Nicolas Frattaroli <nicolas.frattaroli@xxxxxxxxxxxxx> > --- > .../bindings/thermal/rockchip-thermal.yaml | 61 ++++++++++++++++++++++ > 1 file changed, 61 insertions(+) > Reviewed-by: Rob Herring (Arm) <robh@xxxxxxxxxx>
